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authorYiran Wang <yiran@google.com>2015-06-23 15:33:17 -0700
committerYiran Wang <yiran@google.com>2015-06-29 10:56:28 -0700
commit1d9fec7937f45dde5e04cac966a2d9a12f2fc15a (patch)
tree3fbcd18a379a05fd6d43491a107e1f36bc61b185 /gcc-4.9/gcc/testsuite/c-c++-common/asan/bitfield-4.c
parentf378ebf14df0952eae870c9865bab8326aa8f137 (diff)
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Synchronize with google/gcc-4_9 to r224707 (from r214835)
Change-Id: I3d6f06fc613c8f8b6a82143dc44b7338483aac5d
Diffstat (limited to 'gcc-4.9/gcc/testsuite/c-c++-common/asan/bitfield-4.c')
-rw-r--r--gcc-4.9/gcc/testsuite/c-c++-common/asan/bitfield-4.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/asan/bitfield-4.c b/gcc-4.9/gcc/testsuite/c-c++-common/asan/bitfield-4.c
new file mode 100644
index 000000000..94de9a437
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/c-c++-common/asan/bitfield-4.c
@@ -0,0 +1,25 @@
+/* Check that Asan correctly instruments bitfields with round offset. */
+
+/* { dg-do run } */
+/* { dg-shouldfail "asan" } */
+
+struct A
+{
+ char base;
+ int : 0;
+ int x : 8;
+};
+
+int __attribute__ ((noinline, noclone))
+f (void *p) {
+ return ((struct A *)p)->x;
+}
+
+int
+main ()
+{
+ char a = 0;
+ return f (&a);
+}
+
+/* { dg-output "ERROR: AddressSanitizer: stack-buffer-overflow" } */